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Mercury 20 EFI FourStroke Service Manual

Mercury 20 EFI FourStroke
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5. Remove the crankshaft seals.
a - Upper crankshaft seal
b - Cap screw (4)
c - Connecting rod cap (2)
d - Lower crankshaft seal
6. Mark the connecting rod cap screws with paint to identify them as used.
7. Install the connecting rod caps onto their respective connecting rods. Tighten the connecting rod cap screws finger‑tight.
a - Piston and connecting rod
b - Connecting rod cap
c - Cap screws
8. Push the connecting rod assembly out of the cylinder block.
64148
64146
a
b
c
d
a
b
c
64147
Cylinder Block/Crankcase
90-8M0125265 eng NOVEMBER 2017 © 2018 Mercury Marine Page 4A-15

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Mercury 20 EFI FourStroke Specifications

General IconGeneral
BrandMercury
Model20 EFI FourStroke
CategoryEngine
LanguageEnglish

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